package com.example.function_interface.function;

import com.example.function_interface.User;
import org.junit.Test;

import java.util.ArrayList;
import java.util.List;
import java.util.function.ToLongBiFunction;

/**
 * 接受两个输入参数，返回一个long类型结果。
 */
public class ToLongBiFunctionTest {
    @Test
    public void myTest() throws Exception {
        List<User> userList = new ArrayList<>();
        User user1 = new User(1, "张三", 12, false, 23.8);
        User user2 = new User(2, "李四", 22, false, 200);
        User user3 = new User(3, "王五", 32, true, 123.2);
        User user4 = new User(4, "郑静", 2, true, 0);
        userList.add(user1);
        userList.add(user2);
        userList.add(user3);
        userList.add(user4);

        ToLongBiFunction<User, Long> toLongBiFunction = new ToLongBiFunction() {
            @Override
            public long applyAsLong(Object o, Object o2) {
                User user = (User) o;
                Long age = (Long) o2;
                return user.getAge()+age;
            }
        };

        System.out.println(toLongBiFunction.applyAsLong(user1, 10l));
    }
}
